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Plasma levels of angiotensin II (ANG II; A), tumor necrosis factor-α (TNF-α; B), arginine vasopressin (AVP; C), and norepinephrine (NE; D) in control (CON) and heart failure (HF) rats of both sexes at 4 wk after coronary artery ligation. n = 6–13 for each group. The horizontal lines in each bar represent the median value in each group. *P < 0.05.
